<!--
 * @Descripttion: 
 * @version: 
 * @Author: EayCome
 * @Date: 2021-02-10 17:27:46
 * @LastEditors: EayCome
 * @LastEditTime: 2021-02-10 17:41:46
-->
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>事件总线测试</title>
    <script src="index.js"></script>
</head>

<body>
    <script>
        // eventBus
        eventBus.on('login', data => {
            console.log(data + '用户已登录')
        })
        eventBus.on('login', data => {
            console.log(data + '登录数据已经写入')
        });
        eventBus.on('loout', data => {
            console.log(data + '退出登录')
        });
        // 触发事件
        // setTimeout(() => {
        //     eventBus.emit('login', '张三');
        // }, 1000);

        // 解绑事件
        eventBus.off();
        console.log(eventBus)
    </script>
</body>

</html>